If the environmental lapse rate is 5°C per 1,000 m and the temperature at Earth's surface is 25°C,then the air temperature at 2,000 m above the ground is
A)25°C.
B)30°C.
C)20°C.
D)15°C.
E)10°C.

Question

If the environmental lapse rate is 5°C per 1,000 m and the temperature at Earth's surface is 25°C,then the air temperature at 2,000 m above the ground is​
A)25°C.
B)30°C.
C)​20°C.
D)​15°C.
E)​10°C.

Quizplus · Accepted Answer

The environmental lapse rate indicates that temperature decreases by 5°C for every 1,000 m increase in altitude. At 2,000 m, the temperature would decrease by 10°C (5°C per 1,000 m x 2), resulting in a temperature of 15°C.

If the Environmental Lapse Rate Is 5°C Per 1,000 M